Finding the Fourth Proportional to 106,483.35, 146,946.06 and 58,737.09
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Solution
The fourth proportional to 106,483.35, 146,946.06 and 58,737.09 is: 81,056.65
Step by Step Solution
- Step 1: Write the proportion equation
106,483.35 : 146,946.06 = 58,737.09 : x - Step 2: Convert to fraction form
106,483.35/146,946.06 = 58,737.09/x - Step 3: Cross multiply
106,483.35x = 146,946.06 × 58,737.09 - Step 4: Simplify right side
106,483.35x = 8,631,183,951.37 - Step 5: Solve for x
x = 8,631,183,951.37/106,483.35 - Step 6: Final answer
x = 81,056.65
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.